13 in (330 mm) W.C. High: 162.7 Rinnai EX22C (RHFE-559FTA) Safety Devices Venting Maximum Vent Length Wall Thickness and Flue Manifold Kits (the “A” vent kit is included with the appliance) Warranty Conversion Kit • Flame rod detects flame failure; results in auto shutdown to prevent escape of gas • Bi-metal switch, thermal fuse, and thermistor detect overheat condition; results in auto shutdown • 3 amp fuse protects against power surge; results in auto shutdown • Abnormal spark at t

Rinnai Type of Appliance Rinnai Model Number Gas Rate Input (BTU/hour) Gas Rate Output (BTU/hour) AFUE Rating Minimum Gas Supply Pressure Maximum Gas Supply Pressure Electrical Connection Gas Connection Combustion System Ignition System Fan CFM Output Temperature Settings Temperature Control Humidifier Tray Weight Clearance from Combustibles Noise Level Warm Air Outlet FEATURES Restart capability: Timer Settings: Seven-stage modulating gas valve: Negative coefficient thermistor: V

13 in (330 mm) W.C. Low - 8,200 High - 21,500 Low - 6,560 High - 17,200 80.6% 3.5 in (89 mm) W.C. 10.5 in (267 mm) W.C AC 120 V, 60 Hz, 47 watts 1/2 inch FNPT Stainless steel inshot burners Direct spark Low: 110.5 Low (LO): minimum combustion 60° - 80° F in 2° increments High (HI): maximum combustion • Electronic 7 day, 28 event programmable set back thermostat • Frost protection function allows a pre-set minimum room temperature • Temperature limiting program to comply with Inside Des

supply boiler temperature °F 176 176 Max operating pressure psi 45 45 Relief valve rating MBH 375 375 Relief valve pressure rating psi 30 30 Dry weight lbs 141 141 Min inlet gas pressure NG "W.C. 4.0" 4.0" Max inlet gas pressure NG "W.C. 10.5" 10.5" Min inlet gas pressure LP "W.C. 8.0" 8.0" Max inlet gas pressure LP "W.C. 14.0” 14.0” Max equivalent exhaust vent length ft 80 40 Max equivalent combustion air vent length ft 80 40 Approved venting materials Polypropylene, Stainless Steel

supply boiler temperature °F 176 176 Max operating pressure psi 45 45 Relief valve rating MBH 375 375 Relief valve pressure rating psi 30 30 Dry weight lbs 141 141 Min inlet gas pressure NG "W.C. 4.0" 4.0" Max inlet gas pressure NG "W.C. 10.5" 10.5" Min inlet gas pressure LP "W.C. 8.0" 8.0" Max inlet gas pressure LP "W.C. 14.0” 14.0” Max equivalent exhaust vent length ft 80 40 Max equivalent combustion air vent length ft 80 40 Approved venting materials Polypropylene, Stainless Steel

fits walls Vent Kit A FOT-203 4 1/3 - 9 1/2 inch (110 - 240 mm) Vent Kit B FOT-204 9 1/2 - 15 3/4 inch (240 - 400 mm) Wall penetration hole: 3 1/2 in (90 mm) Flue extensions are not authorized to be used with the FOT-203 and FOT-204 manifolds. FOT-203 / FOT-204 Rinnai Corporation • 103 International Drive • Peachtree City, GA 30269 • Toll-Free: 1-800-621-9419 • Fax: 678-364-8643 • RHFE-750ETRA VENTING WITH EXTENSIONS Maximum Length = 33 feet (10 m) and 3 elbows Certified and Listed Vent Products

9.8 inch (249 mm) W.C. 10.5 inch (267 mm) W.C. 13 inch (330 mm) W.C. AC 120V, 60 Hz Flex line: 3/8 inch flare nut; ball valve: 1/2 inch female x 3/8 inch flare Flame burners Electronic spark ignition Forced combustion, forced convection Low (L): minimum combustion; High (H): maximum combustion; 60° - 80° F in 2° increments (16° - 26° C in 1° increments) Electronic thermistor Bottom front louvers All parts: 2 years from date of purchase DIMENSIONS - inches (mm) WEIGHT: 154.3 lbs (70 kg) 35 7/16 (

10.5 inch (267 mm) W.C. 13 inch (330 mm) W.C. AC 120V, 60 Hz Flex line: 3/8 inch flare nut; ball valve: 1/2 inch female x 3/8 inch flare Flame burners Electronic spark ignition Forced combustion, forced convection Low (L): minimum combustion; High (H): maximum combustion; 60° - 80° F in 2° increments (16° - 26° C in 1° increments) Electronic thermistor Bottom front louvers All parts: 2 years from date of purchase DIMENSIONS - inches (mm) WEIGHT: 154.3 lbs (70 kg) 35 7/16 (900) 2 15/ 16 (71) 27 9

supply boiler temperature °F 176 Max operating pressure psi 45 Relief valve rating MBH 375 Relief valve pressure rating psi 30 Dry weight lbs 196 Min inlet gas pressure NG "W.C. 4.0" Max inlet gas pressure NG "W.C. 10.5" Min inlet gas pressure LP "W.C. 8.0" Max inlet gas pressure LP "W.C. 14.0” Max equivalent exhaust vent length ft 80 Max equivalent combustion air vent length ft 80 Approved venting materials Polypropylene, Stainless Steel, PVC, CPVC Performance Specifications Un

17.6 lbs Side: 2” Top: 2” Back: 2” Front: 30” 1-3/16" (Optional) Wall Bracket Kit 10-5/8’' 8.0 » J Rinnai RCE-329A RCE-329A Warm Air Outlet: Fan CFM Output: Operation: Temperature Control: Temperature Range: Safety Devices: Bottom front louvers Low: 53 High: 92 Finger touch control buttons Electronic thermostat HI-LOW/OFF, Up/Down switch 2°F increments LOW=55°F 60°F~80°F HI=High Combustion Flame failure - flame rod Over heat - Bi-metal switch, thermal fuse, thermistor Power